Dev Builds » 20160924-1756

You are viewing an old NCM Stockfish dev build test. You may find the most recent dev build tests using Stockfish 15 as the baseline here.

Use this dev build

NCM plays each Stockfish dev build 20,000 times against Stockfish 7. This yields an approximate Elo difference and establishes confidence in the strength of the dev builds.

Summary

Host Duration Avg Base NPS Games Wins Losses Draws Elo
ncm-et-3 07:17:43 1984753 2974 752 158 2064 +70.34 ± 6.71
ncm-et-4 07:17:06 1984362 2949 762 156 2031 +72.43 ± 6.79
ncm-et-5 01:44:36 2018665 711 163 28 520 +66.78 ± 12.78
ncm-et-6 01:44:30 2024427 699 196 38 465 +79.91 ± 14.47
ncm-et-7 01:43:57 2026227 720 201 34 485 +82.08 ± 14.01
ncm-et-8 01:44:35 1978984 707 175 49 483 +62.59 ± 14.13
ncm-et-9 02:55:24 2009158 1213 328 59 826 +78.35 ± 10.69
ncm-et-10 02:55:32 2007165 1208 312 73 823 +69.66 ± 10.79
ncm-et-11 01:44:20 2015323 724 170 37 517 +64.56 ± 13.16
ncm-et-12 01:44:26 2021081 714 184 33 497 +74.6 ± 13.59
ncm-et-13 07:18:02 1990315 2994 763 152 2079 +71.91 ± 6.67
ncm-et-14 01:44:26 2018641 714 191 48 475 +70.54 ± 14.42
ncm-et-15 07:17:38 1984229 2976 753 170 2053 +68.95 ± 6.77
ncm-et-16 01:44:19 2000908 697 209 30 458 +91.27 ± 14.54
20000 5159 1065 13776 +72.14 ± 2.61

Test Detail

ID Host Started (UTC) Duration Base NPS Games Wins Losses Draws Elo CLI PGN
66814 ncm-et-4 2019-01-20 13:51 00:36:57 1975713 244 72 13 159 +85.71 ± 24.98
66813 ncm-et-15 2019-01-20 13:51 00:37:48 1971411 255 63 11 181 +71.86 ± 22.22
66812 ncm-et-13 2019-01-20 13:50 00:38:48 1978567 267 72 14 181 +76.69 ± 22.97
66811 ncm-et-3 2019-01-20 13:49 00:38:46 1970192 264 72 17 175 +73.46 ± 23.79
66810 ncm-et-13 2019-01-20 12:35 01:13:20 1973589 500 119 22 359 +68.27 ± 15.65
66809 ncm-et-4 2019-01-20 12:35 01:14:52 1966768 500 148 24 328 +88.0 ± 17.26
66808 ncm-et-15 2019-01-20 12:35 01:14:28 1973737 500 138 30 332 +76.25 ± 17.2
66807 ncm-et-3 2019-01-20 12:35 01:13:38 1965843 500 125 25 350 +70.44 ± 16.19
66806 ncm-et-15 2019-01-20 11:20 01:13:32 1967386 500 123 24 353 +69.71 ± 16.01
66805 ncm-et-4 2019-01-20 11:20 01:14:28 1972246 500 126 26 348 +70.44 ± 16.31
66804 ncm-et-13 2019-01-20 11:19 01:14:40 1980696 500 119 16 365 +72.61 ± 15.18
66803 ncm-et-3 2019-01-20 11:18 01:15:26 1962611 500 139 25 336 +80.63 ± 16.89
66802 ncm-et-15 2019-01-20 10:06 01:13:10 1961689 500 121 31 348 +63.23 ± 16.42
66801 ncm-et-4 2019-01-20 10:05 01:13:26 1964455 500 112 28 360 +58.93 ± 15.74
66800 ncm-et-13 2019-01-20 10:04 01:14:44 1974063 500 138 30 332 +76.25 ± 17.2
66799 ncm-et-3 2019-01-20 10:04 01:13:32 1962002 500 124 23 353 +71.16 ± 15.99
66798 ncm-et-4 2019-01-20 08:51 01:12:49 1961845 500 124 17 359 +75.52 ± 15.52
66797 ncm-et-15 2019-01-20 08:51 01:14:27 1979084 500 130 35 335 +66.82 ± 17.14
66796 ncm-et-13 2019-01-20 08:51 01:11:56 1975297 500 129 25 346 +73.34 ± 16.39
66795 ncm-et-10 2019-01-20 08:51 01:11:10 1980800 489 111 32 346 +56.63 ± 16.33
66794 ncm-et-9 2019-01-20 08:51 01:10:54 1977477 481 130 22 329 +79.36 ± 16.87
66793 ncm-et-3 2019-01-20 08:51 01:11:55 1980337 500 130 29 341 +71.16 ± 16.73
6208 ncm-et-6 2018-03-08 11:29 00:29:45 2025735 199 48 15 136 +58.15 ± 26.75
6207 ncm-et-16 2018-03-08 11:28 00:29:43 1978861 197 56 9 132 +84.52 ± 26.94
6206 ncm-et-8 2018-03-08 11:28 00:30:27 1995105 207 49 13 145 +61.04 ± 25.38
6205 ncm-et-7 2018-03-08 11:28 00:30:37 2026391 220 62 14 144 +77.04 ± 26.37
6204 ncm-et-3 2018-03-08 11:27 00:30:46 2026227 210 53 9 148 +73.89 ± 24.69
6203 ncm-et-4 2018-03-08 11:27 00:30:46 2023446 205 52 16 137 +61.65 ± 26.98
6202 ncm-et-15 2018-03-08 11:27 00:30:50 2018232 221 47 7 167 +63.58 ± 21.82
6201 ncm-et-14 2018-03-08 11:27 00:30:53 2020836 214 53 14 147 +64.03 ± 25.52
6200 ncm-et-5 2018-03-08 11:27 00:31:30 2014374 211 45 12 154 +54.79 ± 23.86
6199 ncm-et-11 2018-03-08 11:26 00:32:05 2012739 224 42 9 173 +51.56 ± 21.14
6198 ncm-et-12 2018-03-08 11:26 00:31:59 2020511 214 61 10 143 +84.42 ± 25.94
6197 ncm-et-10 2018-03-08 11:26 00:32:27 2019696 219 53 13 153 +64.18 ± 24.69
6196 ncm-et-9 2018-03-08 11:25 00:32:50 2024917 232 68 10 154 +88.74 ± 25.0
6195 ncm-et-13 2018-03-08 11:25 00:33:04 2025081 227 59 15 153 +68.21 ± 25.27
6194 ncm-et-7 2018-03-08 10:13 01:13:20 2026063 500 139 20 341 +84.31 ± 16.52
6193 ncm-et-11 2018-03-08 10:13 01:12:15 2017908 500 128 28 344 +70.44 ± 16.56
6192 ncm-et-15 2018-03-08 10:12 01:13:23 2018070 500 131 32 337 +69.71 ± 16.99
6191 ncm-et-6 2018-03-08 10:12 01:14:45 2023120 500 148 23 329 +88.74 ± 17.19
6190 ncm-et-16 2018-03-08 10:12 01:14:36 2022956 500 153 21 326 +93.95 ± 17.29
6189 ncm-et-3 2018-03-08 10:12 01:13:40 2026063 500 109 30 361 +55.36 ± 15.72
6188 ncm-et-10 2018-03-08 10:12 01:11:55 2020999 500 148 28 324 +85.04 ± 17.55
6187 ncm-et-9 2018-03-08 10:12 01:11:40 2025081 500 130 27 343 +72.61 ± 16.59
6186 ncm-et-5 2018-03-08 10:12 01:13:06 2022957 500 118 16 366 +71.89 ± 15.13
6185 ncm-et-8 2018-03-08 10:12 01:14:08 1962864 500 126 36 338 +63.23 ± 17.01
6184 ncm-et-14 2018-03-08 10:12 01:13:33 2016447 500 138 34 328 +73.34 ± 17.47
6183 ncm-et-12 2018-03-08 10:12 01:12:27 2021651 500 123 23 354 +70.44 ± 15.94
6182 ncm-et-13 2018-03-08 10:12 01:11:30 2024917 500 127 30 343 +68.27 ± 16.65
6181 ncm-et-4 2018-03-08 10:12 01:13:48 2026063 500 128 32 340 +67.55 ± 16.84

Commit

Commit ID 351844061eddffac59e7a3c2d16af7ea9661bb3e
Author joergoster
Date 2016-09-24 17:56:02 UTC
Allowing singular extension in mate positions Drop useless condition abs(ttValue) < VALUE_KNOWN_WIN And extend singular extension search to cases when ttValue stores a mate score. This improves mate finding and does not introduce any regression. Yery tested this patch against current master on the 6500+ Chest mate suite with 200K fixed nodes: shortest mates found: master: 1206 patch:1205 any mate found: master: 1903 patch: 2003 with 1 sec time: shortest mates found: master: 2667 patch: 2628 any mate found: master: 3585 patch: 3646 Verified for no regression: STC LLR: 2.96 (-2.94,2.94) [-3.00,1.00] Total: 25655 W: 4578 L: 4465 D: 16612 LTC LLR: 2.95 (-2.94,2.94) [-3.00,1.00] Total: 66247 W: 8618 L: 8557 D: 49072 bench: 6335042
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